The implementations for the examples in Section 3. and Section 4. in the paper
T. Cluzeau, J. Hossein Poor, A. Quadrat, C.G. Raab, G. Regensburger, Symbolic computation for integro-differential-time-delay operators with matrix coefficients, 14th IFAC Workshop on Time Delay Systems, IFAC-PapersOnLine, 6 pages, 2018, pdf
are available as PDF (IDOLSExamples and IDOLSArtstein) and as Mathematica notebooks (ZIP).